3622831 has 2 divisors, whose sum is σ = 3622832. Its totient is φ = 3622830.

The previous prime is 3622813. The next prime is 3622837. The reversal of 3622831 is 1382263.

Together with previous prime (3622813) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3622831 - 2¹⁵ = 3590063 is a prime.

It is a super-2 number, since 2×3622831² = 26249808909122, which contains 22 as substring.

3622831 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 3622796 and 3622805.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3622837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1811415 + 1811416.

It is an arithmetic number, because the mean of its divisors is an integer number (1811416).

Almost surely, 2^3622831 is an apocalyptic number.

3622831 is a deficient number, since it is larger than the sum of its proper divisors (1).

3622831 is an equidigital number, since it uses as much as digits as its factorization.

3622831 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1728, while the sum is 25.

The square root of 3622831 is about 1903.3735839293. The cubic root of 3622831 is about 153.5851967568.

The spelling of 3622831 in words is "three million, six hundred twenty-two thousand, eight hundred thirty-one".